CVE-2026-19037

A weakness has been identified in WonderTrader up to 0.9.9. This vulnerability affects the function MatchEngine::update_lob of the file src/WtBtCore/MatchEngine.cpp of the component Internal Limit Order Book Cache Handler. This manipulation causes enforcement of behavioral workflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://my.feishu.cn/wiki/BXljwvHSLiiqiSkI7jScIqkSn4c
https://vuldb.com/cve/CVE-2026-19037
https://vuldb.com/submit/863755
https://vuldb.com/vuln/386456
https://vuldb.com/vuln/386456/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-06 13:17

Updated : 2026-08-12 21:00

NVD link : CVE-2026-19037

Mitre link : CVE-2026-19037

CVE.ORG link : CVE-2026-19037

JSON object : View

Products Affected

No product.

CWE

CWE-840

Business Logic Errors

CWE-841

Improper Enforcement of Behavioral Workflow

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